package com.atguigu.gulimall.gateway.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.reactive.CorsConfigurationSource;
import org.springframework.web.cors.reactive.CorsWebFilter;
import org.springframework.web.cors.reactive.UrlBasedCorsConfigurationSource;
import org.springframework.web.server.ServerWebExchange;

/**
 * @title: CorsConfiguration
 * @Author syh
 * @Date: 2022/6/12 15:35
 * @Version 1.0
 */

@Configuration
public class GulimallCorsConfiguration {

    @Bean
    public CorsWebFilter corsWebFilter() {

        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        CorsConfiguration corsConfiguration = new CorsConfiguration();

        // 1、配置跨域
        corsConfiguration.addAllowedHeader("*");// 允许哪些头进行跨域
        corsConfiguration.addAllowedMethod("*");// 允许哪些请求方式进行跨域
        corsConfiguration.addAllowedOrigin("*");// 允许哪些请求来源进行跨域
        corsConfiguration.setAllowCredentials(true);// 是否允许携带cookie进行跨域，不允许的话跨域请求就会丢失相应的cookie信息

        source.registerCorsConfiguration("/**", corsConfiguration);// 任意路径都要进行跨域配置
        return new CorsWebFilter(source);
    }
}
